Home / 762,250.95-1,051,899.14-418,079.88

Finding the Fourth Proportional to 762,250.95, 1,051,899.14 and 418,079.88

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Solution

The fourth proportional to 762,250.95, 1,051,899.14 and 418,079.88 is: 576,946.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,250.95 : 1,051,899.14 = 418,079.88 : x
  2. Step 2: Convert to fraction form
    762,250.95/1,051,899.14 = 418,079.88/x
  3. Step 3: Cross multiply
    762,250.95x = 1,051,899.14 × 418,079.88
  4. Step 4: Simplify right side
    762,250.95x = 439,777,866,223.30
  5. Step 5: Solve for x
    x = 439,777,866,223.30/762,250.95
  6. Step 6: Final answer
    x = 576,946.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.